gmxuom.xml.svn-base

由国外的一个著名的geonetwork修改而来

<?xml version="1.0" encoding="UTF-8"?>
<CT_UomCatalogue xmlns="http://www.isotc211.org/2005/gmx" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gml="http://www.opengis.net/gml" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.isotc211.org/2005/gmx ../../gmx/gmx.xsd http://www.isotc211.org/2005/gco ../../gco/gco.xsd http://www.opengis.net/gml ../../gml/gml.xsd http://www.w3.org/1999/xlink ../../xlink/xlinks.xsd">
	<!--=====Catalogue description=====-->
	<name><gco:CharacterString>gmxUom</gco:CharacterString></name>
	<scope><gco:CharacterString>units of measure dictionary compliant with SI definitions</gco:CharacterString></scope>
	<fieldOfApplication><gco:CharacterString>ISO/TC 211 GMX (and imported) namespace</gco:CharacterString></fieldOfApplication>
	<versionNumber><gco:CharacterString>0.0</gco:CharacterString></versionNumber>
	<versionDate><gco:Date>2005-03-18</gco:Date></versionDate>
	<!--============================================================================-->
	<!--============================================================================-->
	<!--============================= UOM items ======================================-->
	<!--====== METRE =====-->
	<uomItem>
		<gml:BaseUnit gml:id="m">
			<gml:description>The metre is the length of the path travelled by ligth in vaccum during a time interval of 1/299 792 458 of a second</gml:description>
			<gml:identifier codeSpace="http://www.bipm.fr/en/si/base_units">metre</gml:identifier>
			<gml:quantityType>length</gml:quantityType>
			<gml:catalogSymbol codeSpace="http://www.bipm.org/en/si/base_units">m</gml:catalogSymbol>
			<gml:unitsSystem xlink:href="http://www.bipm.fr/en/si"/>
		</gml:BaseUnit>
	</uomItem>
	<!--====== DEGREE =====-->
	<uomItem>
		<gml:ConventionalUnit gml:id="deg">
				<gml:description>Measure of angle equal to Pi/180 radians, widely used in geography</gml:description>
				<gml:identifier codeSpace="ISO31-1">degree</gml:identifier>
				<gml:quantityType>angle</gml:quantityType>
				<gml:conversionToPreferredUnit uom="#xpointer(//*[@gml:id='rad'])"><gml:factor>1.74532925199433E-02</gml:factor></gml:conversionToPreferredUnit>
			</gml:ConventionalUnit>
	</uomItem>
	<!--====== RADIAN =====-->
	<uomItem>
		<gml:DerivedUnit gml:id="rad">
			<gml:description>Radian is an unit of angle measure. It is defined as the ratio of arc length to the radius of the circle.</gml:description>
			<gml:identifier codeSpace="http://www.bipm.fr/en/s/derived_unitsi">radian</gml:identifier>
			<gml:quantityType>plane angle</gml:quantityType>
			<gml:catalogSymbol codeSpace="http://www1.bipm.org/en/si/derived_units">rad</gml:catalogSymbol>
			<gml:derivationUnitTerm uom="#xpointer(//*[@gml:id='m'])" exponent="1"/>
			<gml:derivationUnitTerm uom="#xpointer(//*[@gml:id='m'])" exponent="-1"/>
		</gml:DerivedUnit>
	</uomItem>
	<!--=== EOF ===-->
</CT_UomCatalogue>